Statement Of Changes In Equity [Abstract]

alstria office REIT-AG - Filing #6536520

Concept	As at 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	2.571.400 EUR	—	—	—	32,663 EUR	3,485 EUR	—	1.849.321 EUR	178,291 EUR	507,640 EUR	—	—	1.923.935 EUR	3,485 EUR	1.261.630 EUR	—	3.367.083 EUR	0 EUR	—	—	178,033 EUR	—	—	—	1.714.257 EUR	3,485 EUR	1.356.907 EUR	177,793 EUR	3.252.442 EUR	0 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	0 EUR	74,614 EUR	74,614 EUR	—	—	0 EUR	—	—	—	0 EUR	0 EUR	—	—	—	0 EUR	—	—	0 EUR	0 EUR	—	0 EUR	209,678 EUR	209,678 EUR	—	—	—	—	—	—
Other comprehensive income	—	0 EUR	32,663 EUR	0 EUR	—	—	0 EUR	—	—	—	32,663 EUR	0 EUR	—	—	—	0 EUR	—	—	0 EUR	0 EUR	—	0 EUR	0 EUR	0 EUR	—	—	—	—	—	—
Comprehensive income	—	0 EUR	41,951 EUR	74,614 EUR	—	—	0 EUR	—	—	—	32,663 EUR	0 EUR	—	—	—	0 EUR	—	—	0 EUR	0 EUR	—	0 EUR	209,678 EUR	209,678 EUR	—	—	—	—	—	—
Dividends recognised as distributions to owners	—	0 EUR	756,640 EUR	0 EUR	—	—	0 EUR	—	—	—	0 EUR	756,640 EUR	—	—	—	0 EUR	—	—	0 EUR	0 EUR	—	94,230 EUR	94,230 EUR	0 EUR	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	—	0 EUR	2,392 EUR	0 EUR	—	—	0 EUR	—	—	—	0 EUR	2,392 EUR	—	—	—	0 EUR	—	—	0 EUR	0 EUR	—	3,210 EUR	3,210 EUR	0 EUR	—	—	—	—	—	—